Commit 161853a7 authored by Zhang Qiao's avatar Zhang Qiao Committed by Tejun Heo
Browse files

sched/ext: Use tg_cgroup() to elieminate duplicate code 



Use tg_cgroup() to eliminate duplicate code patterns
in scx_bpf_task_cgroup().

Signed-off-by: default avatarZhang Qiao <zhangqiao22@huawei.com>
Signed-off-by: default avatarTejun Heo <tj@kernel.org>
parent e418cd2b

kernel/sched/ext.c

+2 −9
Original line number Diff line number Diff line
@@ -7130,15 +7130,8 @@ __bpf_kfunc struct cgroup *scx_bpf_task_cgroup(struct task_struct *p) 
	if (!scx_kf_allowed_on_arg_tasks(__SCX_KF_RQ_LOCKED, p))

		goto out;



	/*

	 * A task_group may either be a cgroup or an autogroup. In the latter

	 * case, @tg->css.cgroup is %NULL. A task_group can't become the other

	 * kind once created.

	 */

	if (tg && tg->css.cgroup)

		cgrp = tg->css.cgroup;

	else

		cgrp = &cgrp_dfl_root.cgrp;

	cgrp = tg_cgrp(tg);



out:

	cgroup_get(cgrp);

	return cgrp;